Food safety and quality
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Flavouring |
Diethyl tartrate |
Synonym(s) |
Diethyl 2,3-dihydroxysuccinate;Ethyl tartrate |
Latest JECFA evaluation |
2002 (Session 59) |
Status of specification |
Full |
Information required |
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Chemical name |
Diethyl 2,3-dihydroxybutanediaote |
JECFA number |
622 |
CAS number |
87-91-2 |
FEMA number |
2378 |
COE number |
440 |
FLAVIS number |
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Molecular weight |
206.19 |
Chemical formula |
C8H14O6 |
Physical form/odour |
colourless viscous liquid with very faint winey odour |
Solubility |
slightly soluble to insoluble in water; miscible in oil and alcohol |
Solubility in ethanol |
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Boiling point (°C) |
280-281°; 153° (12 mm Hg) |
Assay min % |
97% |
Acid value max |
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Refractive index |
1.443-1.449 |
Specific gravity |
1.203-1.210 (20°) |
Other requirements |
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ID Test |
IR |
Spectrum |
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